$ git clone -n https://src.fedoraproject.org/rpms/x2goserver.git /var/lib/mock/f40-build-804710-144592/root/chroot_tmpdir/scmroot/x2goserver
Cloning into '/var/lib/mock/f40-build-804710-144592/root/chroot_tmpdir/scmroot/x2goserver'...
$ git fetch origin 28c93eaabd58b730f427c25bb18b45007b7d1c6a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/x2goserver
 * [new ref]         28c93eaabd58b730f427c25bb18b45007b7d1c6a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 28c93ea Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild